GUOXING Colour White Material Plastic Item dimensions L x W x H 7.8 x 7.8 x 2.7 centimetres Human interface input Dial, Buttons About this item Easy to Use Quiet Operation One key operation, no more struggling to set a timer with small buttons, just rotate to set time. Kids and Seniors can easily make it work too No loud ticking, fit for cooking, housework, fitness, game, classroom, meeting and other activities Time Management MagneticCounting down from 99 minutes 55 seconds to zero, or as a stopwatch count up from 0 to 99:55. Powerful magnets on the back for placement on any iron surface directly. Upgraded silicone pads to avoid falling off.NOTE: When using, please remove the transparent protective film on the silicone pad Ultra Clear Display Volume AdjustableLarge black screen and white numbers allow you easily see the time remaining. Ideal as a kitchen timer, say goodbye to underdone burgers and overcooked steaks. Two alarm volume : Loud (80-90dB), Soft (65-75dB) and a Mute level to meet your different needs 2 Brightness Levels Energy SavingTwo brightness choices: Bright and ECO for you to use in both daylight and nighttime. The timer would automatically enter power saving mode 5 seconds after paused/stop, just press the button on the screen to activate it again as you need Premium ABS Material Batteries IncludedUnlike those timers made from cheap plastic, we adopt high grade ABS material to make this timer more durable. What you get: digital timer, three AAA batteries, a user manual